3-12. PRESSURE SWITCH.
This task covers:
b. Cleaning c. Inspection
Pliers, water pump
1/2 inch wrench
1/4 inch wrench
Cleaning Solvent, Federal Specification P-D-680, is toxic and flammable. Use
solvent only in a well ventilated area. Avoid prolonged breathing of fumes. Keep
solvent away from flames. Do not use in excessive amounts. Avoid skin contact.
Electrical power removed at master control panel. Tank drain cock open and air
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